Desk



FIG. 1 is a perspective view of a desk, showing my new design;

FIG. 2 is a rear perspective view;

FIG. 3 is a front perspective view;

FIG. 4 is a left perspective view;

FIG. 5 is a right perspective view;

FIG. 6 is a top perspective view; and,

FIG. 7 is a bottom perspective view thereof. 

The ornamental design for a desk, as shown and described. 